Re: [AD] Using system mouse cursor

[Peter Wang <tjaden@xxxxxxxxxx>]

Chris wrote:

> Peter Wang wrote:
>
> > As I said, warping the mouse cursor back to the centre of the screen 
> > was a hack from XWinAllegro days (pre-Allegro 3.9.x) exactly to get 
> > around this limitation.  It's supposed to get behaviour more 
> > approximate to what you would have got on DOS.
>
>
> The Windows port doesn't do this, so there's an inconsistency.


Yeah.

> > Do you mean that the user should be responsible for calling 
> > set_mouse_position() on platforms where he wants get_mouse_mickeys() 
> > to have an infinite range of movement?
>
>
> They currently have to if they want it to work under windowed modes in 
> Windows. And I think it's a good idea to change X to behave like 
> Windows (eg. allow the mouse to leave the window) since 
> auto-mouse-trapping is A Bad Thing, IMO.
>
> That said, no that's not what I meant. What I meant was to implement 
> set_mouse_range so the OS properly traps it in the window for us (if 
> the range size is less than the window size).


It's not hard at all, but then the mouse cursor can never leave the 
window so a lot(?) of existing programs will end up being really 
annoying.  If you're going to do it, make a new function.

... which is what I did when designing the mouse API on alleg-bigfive.

Peter